angular ball bearing

例句：

1. 1. The car has an angular design that is very modern.
   这辆车设计成角，非常现代。
2. 2.The room is angular and has a lot of light coming in from the windows.
   房间呈角状，有很多光线从窗户进来。
3. 3. The building's design is angular, making it easy to navigate through.
   这座建筑的设计呈角状，使得通过它变得容易。